Killian, LA
Full City Profile · Louisiana · Livingston Parish County
3.0
/5.0
B
Good
1,313
Population
121/sq mi density
$51,166
Median Income
$36,372 per capita
$323,900
Home Value
$260,675 Zillow
$1,875
Median Rent
51.0% income on rent
67°F
Avg Temperature
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.1 / 5.0
$51,166 median income, 5.4% unemployment
B
Affordability
3.1 / 5.0
$323,900 home value, $1,875/mo rent
C+
Education
2.8 / 5.0
22.4% bachelor's degree or higher
Killian enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 50°F in January while summers reach 82°F in July. Annual precipitation totals 65.0 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
50°F Jan (10°C)
82°F Jul (28°C)
| Annual Average | 66.8°F |
| 24% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 82°F (28°C) |
Geography
| Elevation | 13 ft (4 m) |
| Area | 4.2 sq mi (10.9 km²) |
| Population Density | 121/sq mi |
| Coordinates | 30.3526°N, 90.5809°W |
| Timezone | America/Chicago |
| County | Livingston Parish County |
| Nearest Airport | Louis Armstrong New Orleans International (MSY) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 64.2% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0421 ppm |
| NO₂ (Nitrogen Dioxide) | 3.9 ppb |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 94.5 / 100 |
| Social Vulnerability | 35.1 / 100 |
| Community Resilience | 51.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 5.6 in | Coldest |
| February | 54°F (12°C) | 4.8 in | |
| March | 60°F (16°C) | 5.5 in | |
| April | 66°F (19°C) | 5.4 in | |
| May | 74°F (23°C) | 5.8 in | |
| June | 79°F (26°C) | 7.0 in | Wettest |
| July | 82°F (28°C) | 6.5 in | Warmest |
| August | 81°F (27°C) | 5.6 in | |
| September | 78°F (25°C) | 4.6 in | |
| October | 68°F (20°C) | 4.3 in | Driest |
| November | 58°F (14°C) | 4.3 in | |
| December | 52°F (11°C) | 5.6 in |
Killian has a seasonal temperature swing of 32°F / from 50°F in January to 82°F in July. Total annual precipitation is 65.0 inches, with June being the wettest month (7.0") and October the driest (4.3").